JP2002237873A - Portable radio terminal, sound sending-out method and sound taking-in method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve facility of a portable radio terminal. SOLUTION: This portable radio terminal is equipped with a signal sending- out means 49 which sends out an acoustic signal to a speaker 6 or sends out the acoustic signal to an earphone 25 from an earphone jack 16 via a plug 21, and control means 40 for controlling the signal sending-out means 40 in such a manner that an arbitrary acoustic signal or other acoustic signal is sent out at an arbitrary timing to an indicated speaker 6 and/or earphone 25, when the arbitrary acoustic signal is sent out to a speaker 6 and/or an earphone 25. When the acoustic signal is sent out to a speaker 6 and/or an earphone 25, the acoustic signal can be sent out to the arbitrarily selected desirable speaker 6 and/or earphone 25 by exchange without pulling out the plug 21 from the earphone jack 16. Thus, facility of the portable radio terminal 1 can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable radio terminal, a sound transmitting method, and a sound taking method, and is suitably applied to, for example, a digital portable telephone having a music data reproducing function.

[0002]

2. Description of the Related Art Recently, as a digital portable telephone, music is recorded as digital data in, for example, an internal memory, and music data is reproduced from the memory as a portable music reproducing apparatus when a call is not made while away from home. Some music has been made so that you can enjoy it.

[0003]

By the way, in a digital portable telephone having such a configuration, for example, an earphone is used at the time of reproducing music data, and a plug connected to the earphone is connected to an earphone jack provided on the digital portable telephone. Music data is reproduced from the memory in the inserted state, the reproduced music data is converted into an analog music signal, and the music is transmitted from the earphone to the earphone via the plug through the earphone jack, thereby releasing the music based on the music signal from the earphone. Let it sound.

[0004] In addition, when an incoming call is received during reproduction of music data, the digital portable telephone superimposes a signal for a ring tone on a music signal corresponding to the music data and transmits the signal to the earphone. A ringtone is emitted to notify the user of an incoming call.

Thus, even if there is an incoming call during the reproduction of music data, the digital portable telephone can notify the user of the incoming call and make the user talk with the other party.

However, in this digital mobile phone, the earphone jack is a mechanical changeover switch, and when the earphone plug is inserted into the earphone jack, the earphone jack replaces the speaker provided in the digital mobile phone. Only force it to work.

For this reason, in a digital mobile phone, if there is an incoming call while listening to music using the earphone, the user must pull out the plug of the earphone from the earphone jack to make the speaker function in order to make the user talk with the other party. In addition, there was a problem that it was not easy to use.

The present invention has been made in view of the above points, and it is an object of the present invention to propose a portable wireless terminal, a sound transmitting method, and a sound capturing method which can improve usability.

[0009]

According to the present invention, there is provided a speaker for emitting sound based on a predetermined sound signal, and a plug connected to an earphone for emitting sound based on the sound signal. Sends out an acoustic signal to the earphone jack and the speaker
A signal transmitting means for transmitting an audio signal from the earphone jack to the earphone via the plug, and an arbitrary signal to the speaker and / or the earphone designated at the time of transmitting any audio signal to the speaker and / or the earphone. And control means for controlling the signal transmission means so as to transmit the acoustic signal or another acoustic signal.

Therefore, the sound signal can be transmitted by switching to the arbitrarily selected desired speaker and / or earphone without pulling out the plug from the earphone jack when transmitting the sound signal to the speaker and / or the earphone. .

Also, in the present invention, a main body microphone for collecting a user's voice for a call, and an earphone jack into which a plug connected to an external microphone for similarly collecting a user's voice is detachably inserted. A signal capturing means for capturing a transmission voice signal obtained by collecting a user's voice by a main body microphone, or a transmission voice signal obtained by collecting a user's voice by an earphone, and a plug inserted into an earphone jack. And control means for controlling the signal capturing means so as to capture a transmission voice signal obtained by collecting a user's voice by an arbitrary main body microphone and / or an external microphone when the signal is captured.

Therefore, the user's voice can be collected for a call via the main body microphone without pulling out the plug from the earphone jack.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings.

In FIG. 1, reference numeral 1 denotes a digital portable telephone to which the present invention is applied as a whole, and a display unit 2 and a main body 3 are provided.
Are formed so as to be foldable via the hinge portion 4.

An antenna 5 for transmission / reception is provided at the upper right end of the display unit 2 so as to be able to be pulled out and housed, and transmits radio waves to / from a base station (not shown) via the antenna 5. It can be transmitted and received.

A speaker 6 is provided at the center of the upper end of the front of the display unit 2 so that the speaker 6 can emit the voice of the other party during a call.

Further, the display unit 2 is provided with a liquid crystal display 7 below the speaker 6, and the liquid crystal display 7 has a radio wave reception state, a remaining battery level, and a destination registered as a telephone directory. In addition to a name, a telephone number, a transmission history, etc., a destination name and an e-mail address of an e-mail registered as an e-mail address, contents of the e-mail, a simple homepage, a web page, and the like can be displayed.

On the other hand, on the surface of the main body 3, operation keys 8 such as numeral keys of "0" to "9", a call key, a redial key, an end and power key, a clear key, an e-mail key and the like are arranged. Various instructions can be input using the operation keys 8.

A memo button 9 and a microphone (hereinafter, referred to as a main unit microphone) 10 are provided below the operation keys 8 on the surface of the main body 3. A voice can be recorded, and a user's voice during a call is collected by the main body microphone 10.

Further, on the surface of the main body 3, a rotary operation member (hereinafter, referred to as a "rotation operation") which can be freely rotated and pressed on the operation key 8 is provided.
This is referred to as a jog dial) 11 is provided so as to slightly protrude from the surface of the main body 3, and a telephone directory or a list of mail addresses displayed on the liquid crystal display 7 in accordance with the turning operation of the jog dial 11. In addition to executing a scrolling operation of e-mail contents, a turning operation of a simple homepage or a web page, and the like, selecting a desired telephone number or e-mail address from a telephone book or a list of e-mail addresses in response to the pressing operation of the jog dial 11 It is made to be able to be specified.

In addition to this, as shown in FIG.
A detachable battery pack 12 is mounted on the back of the battery pack. When the battery pack 12 is turned on in response to the end of the call and pressing of the power key, the battery pack 12 supplies power to the internal circuits and can operate. Start up in a proper state.

The hinge portion 4 is provided with a memory stick slot 14 for loading a detachable memory stick (trademark of Sony Corporation) 13 into the main body 3, and the memo button 9 is depressed. Then, the voice of the other party during the call can be recorded on the memory stick 13 and various data such as an e-mail, a simple homepage, and music data can be recorded and reproduced according to the operation of the user.

Here, the memory stick 13 is a kind of flash memory card developed by Sony Corporation, the present applicant. This memory stick 1
Reference numeral 3 denotes an EEPROM (Electrr) which is a nonvolatile memory which can be electrically rewritten and erased in a small and thin plastic case having a length of 21.5 [mm], a width of 50 [mm] and a thickness of 2.8 [mm].
ically Erasable and Programmable Read Only Memory
), And various data such as images, sounds, and music can be written and read through a 10-pin terminal.

Further, the memory stick 13 can be used in response to a change in the specification of the built-in flash memory due to an increase in the capacity or the like.
Uses a unique serial protocol that can ensure compatibility with the device used, such as the maximum writing speed
It achieves high-speed performance of 1.5 [MB / S] and a maximum read speed of 2.45 [MB / S], and secures high reliability by providing an erasure prevention switch.

Since the digital mobile phone 1 is configured such that the memory stick 13 can be loaded, various data such as music data can be shared with other electronic devices via the memory stick 13. It has been made possible to achieve.

Incidentally, the digital portable telephone 1 can be loaded with a memory stick 13 in which music data has been recorded in advance by an external audio device or the like (not shown), but as shown in FIG. A connection terminal 15 for connecting to an external audio device or the like is provided on the right side surface. Music data obtained from the external audio device or the like via the connection terminal 15 is stored in the memory stick slot 1.
4 can also be recorded on the memory stick 13.

By the way, the digital mobile phone 1 (FIG. 1)
The earphone jack 16 is provided on the left side surface of the display unit 2, and a detachable plug 21 of the headset 20 as shown in FIG. 3 can be inserted into the earphone jack 16.

In this case, as shown in FIG. 3, the headset 20 has a plug 21 connected to a remote controller 23 via a cable (hereinafter, referred to as a plug-side cable) 22 and a cable connected to the remote controller 23. (Hereinafter, this is referred to as an earphone-side cable.)
5 are connected.

Then, the remote controller 23 of the headset 20
Are provided with a play / stop button 26 for music data, a liquid crystal display 27 for displaying the title of the music being played, an on-hook / off-hook button 28, a microphone (hereinafter referred to as an external microphone) 29, and the like. I have.

Here, the digital portable telephone 1 uses the speaker 6 and the main body microphone 10 by operating the speaker 6 and the main body microphone 10 when the plug 21 of the headset 20 is not inserted into the earphone jack 16. It is made to be able to make a call.

When the plug 21 of the headset 20 is inserted into the earphone jack 16, the digital mobile phone 1
Instead, the earphone 25 and the external microphone 29 of the headset 20 are made to function.

Therefore, when the play / stop button 26 of the remote controller 23 is pressed while the plug 21 of the headset 20 is inserted into the earphone jack 16, the digital mobile phone 1 plays music data from the memory stick 13. The reproduced music data is converted into a music signal, and is transmitted from the earphone jack 16 to the earphone 25 via the plug 21, the plug-side cable 22, the remote controller 23, and the earphone-side cable 24, so that the music signal is converted from the earphone 25. Sound based music.

At this time, the digital mobile phone 1 also reproduces digital additional data including a music title and the like recorded together with the music data from the memory stick 13 and converts the reproduced additional data into an analog additional signal. Then, by sending the signals from the earphone jack 16 to the remote controller 23 via the plug 21 and the plug-side cable 22 sequentially, the title of the music being reproduced is displayed on the liquid crystal display 27 of the remote controller 23 based on the additional signal.

In this manner, the digital mobile phone 1
Is designed so that the user can enjoy the music recorded on the memory stick 13.

When an incoming call is received during the reproduction of such music data, the digital portable telephone 1 superimposes a signal for a ring tone on a music signal corresponding to the music data and transmits the signal to the earphone 25 of the headset 20. By transmitting the sound, the earphone 25 emits a ringtone together with music to notify the user that there is an incoming call.

As a result, when the user presses the on-hook / off-hook button 28 of the remote controller 23 by the user, the reproduction of the music data is temporarily stopped,
At this time, the voice data of the voice of the other party received is converted into a voice signal (hereinafter, referred to as a received voice signal), and the voice data is transmitted from the earphone jack 16 to the plug 21 and the plug-side cable 2.
2. The earphone 2 is transmitted to the earphone 25 via the remote controller 23 and the earphone cable 24 in this order.
5, the other party's voice based on the received voice signal is emitted.

At this time, the digital mobile phone 1 collects the user's voice with the external microphone 29 of the remote controller 23 and transmits the obtained voice signal (hereinafter referred to as a transmission voice signal) to the plug side cable 22 and the plug. The transmission audio signal is transmitted from the earphone jack 16 to the base station via the antenna 5 sequentially through the antenna 21.

In this manner, the digital mobile phone 1
Establishes a call between the user and the other party using the earphone 25 of the headset 20 and the external microphone 29 when there is an incoming call even during the reproduction of music data.

By the way, the digital mobile phone 1 does not accept the pressing operation of the play / stop button 26 of the remote controller 23 during the call between the user and the other party, and the on-hook / off-hook button 28 of the remote controller 23 is pressed again. When the call between the user and the other party ends, the remote control 23
Of the play / stop button 26 is accepted.

When the play / stop button 26 of the remote controller 23 is pressed after the end of the call, the digital mobile phone 1 continues to play the music data, for example, from the point in time when the reproduction was stopped at the start of the call, to the user. It has been made.

In addition to this configuration, in the case of the digital portable telephone 1, as shown in FIG. 1, a head is provided on the lower side of the surface of the main body 3 for inputting / outputting a voice signal for transmission (transmission voice signal and reception voice signal). The earphone 25 and the external microphone 29 of the set 20, the speaker 6, and the main microphone 10
A switching button 30 is provided which is a toggle switch for causing either one of the functions to function.

In this case, the digital mobile phone 1 is connected to the plug 2 of the headset 20 in a call mode in which the user and the other party are talking (hereinafter, simply called a call mode).
When the speaker 1 is not inserted into the earphone jack 16, only the speaker 6 and the main body microphone 10 function and the pressing operation of the changeover switch 30 is not accepted. Input / output of audio signals (transmitted audio signal and received audio signal) by the pressing operation of the headset 20
To prevent the call from being interrupted.

The digital mobile phone 1 does not accept the pressing operation of the switching button 30 while the music data is being reproduced although the plug 21 of the headset 20 is inserted into the earphone jack 16, so that the earphone 25 To prevent the music being listened to being switched to the speaker 6 by the pressing operation of the switching button 30 and being interrupted.

On the other hand, the digital mobile phone 1
Headset 2 in earphone jack 16 during call mode
In a state where the plug 21 of the headset 20 is inserted, the operation of pressing the switch 30 is accepted, and each time the switch button 30 is pressed, the earphone 25 and the external microphone 29 of the headset 20, the speaker 6, and the main body microphone And 10 are sequentially and alternately switched to function.

Therefore, the digital mobile phone 1 is connected to the headset 20 in the earphone jack 16 in the call mode.
When the switch button 30 is pressed down while the plug 21 is inserted and the earphone 25 and the external microphone 29 are functioning, the speaker 6 and the main body microphone 10 are replaced with the earphone 25 and the external microphone 29 of the headset 20. The main body 3
And press the speaker 6 against the ear,
The user can talk with the other party while the main body microphone 10 is located near the mouth.

In the digital mobile phone 1, if the speaker 6 and the main unit microphone 10 are operated while the plug 21 of the headset 20 is inserted into the earphone jack 16 in the call mode, the switching button 30 is pressed. Accordingly, the headset 20 can be used to make a call by causing the earphone 25 and the external microphone 29 to function instead of the speaker 6 and the main body microphone 10.

As described above, when the plug 21 of the headset 20 is inserted into the earphone jack 16, the digital mobile phone 1 allows the user to operate the main body 3 while playing back music data or during a call using the headset 20. When the user wants to hold and talk, or wants to use both hands freely while holding and talking on the main body 3, the user simply presses the switching button 30. By operation, the earphone 25 and the external microphone 29 of the headset 20 and the speaker 6 and the main unit microphone 10 can be easily switched and used.

In the meantime, when the telephone is terminated while the speaker 6 and the main unit microphone 10 are functioning in a state where the plug 21 of the headset 20 is inserted into the earphone jack 16, the digital portable telephone 1 By automatically causing the earphone 25 and the external microphone 29 to function instead of the speaker 6 and the main body microphone 10, even if the music data is reproduced after the end of the call, the speaker 6 and the main body microphone 10, the earphone 25, and the external microphone 29 Music can be heard by the user via the headset 20 without performing the switching operation, and even if there is an incoming call again during the reproduction of the music data, the user can be properly notified of the incoming call. ing.

When an incoming call is received with the plug 21 of the headset 20 inserted into the earphone jack 16, the digital mobile phone 1 performs not only the pressing operation of the on-hook / off-hook button 28 of the remote controller 23 but also the main body 3. The call between the user and the other party is also established by the pressing operation of the call key.

Further, when the plug 21 of the headset 20 is inserted into the earphone jack 16 during the call mode, the digital mobile phone 1 can select any one of the earphone 25 and the external microphone 29 and the speaker 6 and the main unit microphone 10. Function, the on-hook / off-hook button 28 of the remote controller 23 of the headset 20, the end call of the main unit 3, and the pressing of any of the power keys are accepted, and the call is terminated, and the operability is impaired. Is preventing that.

Next, the circuit configuration of the digital mobile phone 1 will be described in detail with reference to FIG. In this case, the digital mobile phone 1 is connected to the main control unit 40 that controls the display unit 2 and the main unit 3 through a main bus 41, a power supply circuit unit 42, an operation input control unit 43, a connection terminal 15,
A D (Liquid Crystal Display) control unit 44, an image decoder 45, a demultiplexing unit 46, a recording and reproducing unit 47, a modulation and demodulation circuit unit 48, and an audio codec 49 are connected, and the image decoder 45, the demultiplexing unit 46, and the recording and reproducing unit are connected. 47, a modulation / demodulation circuit 48 and an audio codec 49
And are connected to each other via a.

The main control unit 40 has a CPU (Central Processes).
sing Unit), ROM (Read Only Memory) and RAM
(Random Access Memory) and the like, and when an ON command is input via the operation input control unit 43 when the user hangs up and the power key is pressed, the power is obtained from the battery pack 12 (FIG. 2). The supplied power is supplied to each unit via the power supply circuit unit 42, thereby starting the digital mobile phone 1 in an operable state.

The main control unit 40 transmits the transmission voice signal obtained by collecting the user's voice with the main unit microphone 10 when the plug 21 of the headset 20 is not inserted into the earphone jack 16 in the call mode. Is converted into audio data by the audio codec 49.

The main control unit 40 performs a spread spectrum process on the audio data obtained by the audio codec 49 in the modulation / demodulation circuit unit 48, and then sequentially performs a digital-analog conversion process and a frequency conversion process in the transmission / reception circuit unit 51. Then, the obtained transmission signal for the transmission voice signal is transmitted to a base station (not shown) via the antenna 5.

In addition, the main control unit 40 amplifies the reception signal for the received voice signal received by the antenna 5 in the call mode in the transmission / reception circuit unit 51 and sequentially performs the frequency conversion process and the analog-to-digital conversion process. Later, the modulation / demodulation circuit unit 4
At 8, spectrum despreading processing is performed, and the obtained audio data is converted into a received audio signal by the audio codec 49 and transmitted to the speaker 6, whereby the other party's voice based on the received audio signal is emitted from the speaker 6.

On the other hand, when transmitting an e-mail in the data communication mode, the main control unit 40 converts the text data of the e-mail input via the operation input control unit 43 in accordance with the operation of the operation keys 8 and the jog dial 11. After performing the spread spectrum processing in the modulation / demodulation circuit section 99, the transmission / reception circuit section 51 sequentially performs the digital / analog conversion processing and the frequency conversion processing, and transmits the obtained transmission signal for e-mail to the base station via the antenna 5. .

When receiving an e-mail in the data communication mode, the main control unit 40 amplifies the reception signal for the e-mail received by the antenna 5 by the transmission / reception circuit unit 51 and performs frequency conversion processing and analog-to-digital conversion processing. Are sequentially performed, and the original text data is restored by performing spectrum despreading processing by the modulation / demodulation circuit unit 48.

Then, the main control section 40 sends the restored text data to the liquid crystal display 7 via the LCD control section 44, thereby causing the liquid crystal display 7 to display the other party's e-mail based on the text data.

Incidentally, the main control section 40 can record the received e-mail on the memory stick 13 via the recording / reproducing section 47 according to the operation of the user.

Further, when receiving, for example, a simple homepage in the data communication mode, the main control unit 40 amplifies the reception signal for the simple homepage received by the antenna 5 by the transmission / reception circuit unit 51 to perform frequency conversion processing and analog-to-digital conversion. After performing the processing sequentially, the modulation / demodulation circuit section 48
, And sends the obtained multiplexed data to the demultiplexing unit 46.

Then, the main control section 40 includes a demultiplexing section 46
The multiplexed data is separated into coded image data and audio data by the
, And the audio data is transmitted to the audio codec 49 via the synchronous bus 50.

Thus, the main control unit 40 decodes the coded image data by the image decoder 45 using a decoding method corresponding to a predetermined coding method, and obtains the obtained image data via the LCD control unit 44. By transmitting the image to the liquid crystal display 7, the image of the simple homepage based on the image data is displayed on the liquid crystal display 7.

At this time, the main control unit 40 converts the audio data into an audio signal by the audio codec 49 and sends it to the speaker 6, so that the sound effect of the simple home page based on the audio data is transmitted from the speaker 6 to the simplified. Synchronize with the image on the homepage and emit the sound.

Incidentally, in this case as well, the main control unit 40 records the multiplexed data of the simple homepage on the memory stick 13 via the recording / reproducing unit 47 in accordance with the operation of the user as in the case of receiving the e-mail. Can be.

In addition, in the data recording mode for recording music data on the memory stick 13, the main controller 40 controls music data supplied from an external audio device or the like (not shown) in response to a user operation. Via the connection terminal 15 and record the captured music data on the memory stick 13 via the recording / reproducing unit 47.

By the way, the inside of the earphone jack 16 is conductive until the plug 21 of the headset 20 is inserted, and when the plug 21 is inserted, the plug 21 is pushed and released by the plug 21 to insert the plug 21. A contact for detecting whether or not the contact has been provided (hereinafter referred to as a detection contact) is provided.

The audio codec 49 applies a voltage of a predetermined value (hereinafter, referred to as a specified value) to a detection contact in the earphone jack 16 and monitors a change in the voltage value. I do.

Here, until the plug 21 of the headset 20 is inserted into the earphone jack 16, the audio codec 49 keeps the detection contact conductive, so that the specified voltage applied to the detection contact is applied. Is detected as it is.

On the other hand, when the plug 21 of the headset 20 is plugged into the earphone jack 16, the audio codec 49 opens the detection contact, thereby defining the value of the voltage applied to the detection contact. A value lower than the value (for example, 0 [V]) is detected.

Accordingly, when the audio codec 49 detects a specified voltage while applying a voltage to the detection contact in the earphone jack 16, it determines that the plug 21 of the headset 20 is not inserted into the earphone jack 16. Then, the result of the determination is notified to the main control unit 40.

When the audio codec 49 detects that the voltage applied to the detection contact in the earphone jack 16 has dropped below a specified value, the plug 21 of the headset 20 is inserted into the earphone jack 16. The main controller 40 is notified of the determination result.

Thus, main controller 40 recognizes whether or not plug 21 of headset 20 is inserted into earphone jack 16 based on the determination result notified from audio codec 49.

The audio codec 49 includes the earphone 25 of the headset 20 and the external microphone 29.
And a switch element (not shown) for switching which of the speaker 6 and the main body microphone 10 is connected for output of the received audio signal and input of the transmitted audio signal.

Therefore, while the main control unit 40 recognizes that the plug 21 of the headset 20 is not inserted into the earphone jack 16 according to the judgment result given from the audio codec 49, the main codec 49 Speaker 6 and main body microphone 1 by switch element
By connecting 0, it is possible to make a call (including an incoming call and sound emission such as a sound effect of a simple homepage) using the speaker 6 and the main body microphone 10.

Further, the main controller 40 controls the audio codec 4
Earphone jack 1 according to the judgment result given from 9
When it is recognized that the plug 21 of the headset 20 has been inserted into 6, the earphone 25 and the external microphone 29 of the headset 20 are connected to the audio codec 49 by a switch element.

Thus, main controller 40 receives a playback command from remote controller 23 in response to a user pressing playback / stop button 26 in a state where plug 21 of headset 20 is inserted into earphone jack 16. The reproduction command is transmitted from the remote controller 23 to the plug-side cable 2.
2. The plug 21, the earphone jack 16, and the audio codec 49 sequentially take in the music data. The music data is reproduced from the memory stick 13 via the recording / reproducing unit 47 based on the taken-in reproduction command. The audio signal is converted into a music signal by the audio codec 49 and transmitted to the headset 20 from the earphone jack 16.

Then, when there is an incoming call during the reproduction of such music data, the main control unit 40 superimposes an incoming call signal on the music signal from the audio codec 49 and sets the headset 20.
To notify the user of the incoming call while listening to music.

Here, when there is an incoming call with the plug 21 of the headset 20 inserted into the earphone jack 16, the main control unit 40 operates from the time of the incoming call to the end of the call based on the incoming call. Accepts a pressing operation of the switching button 30.

When the switch button 30 is depressed during a call using the headset 20, the main controller 40 responds to this by switching the earphone 25 of the headset 20 and the external microphone to the audio codec 49 by the switch element. Speaker 6 and body microphone 10 in place of 29
Is connected, and the voice of the other party, which has been emitted from the earphone 25, is emitted from the speaker 6, and the user's voice collected via the external microphone 29 is collected via the main body microphone 10.

The main control unit 40 switches to the earphone 25 and the external microphone 29 to make the speaker 6 and the main unit microphone 10 function, and then switches again to the switching button 30.
Is pressed, the voice codec 49 is switched to the speaker 6 and the main body microphone 1 by a switch element.
By connecting the earphone 25 and the external microphone 29 instead of 0, the voice of the other party that was being emitted from the speaker 6 is emitted from the earphone 25, and the voice of the user that was collecting via the telephone microphone 10 Through the external microphone 29.

As described above, the main control unit 40 operates the switching button from the time when a call is received while the plug 21 of the headset 20 is inserted into the earphone jack 16 until the end of the call due to the incoming call. Each time the button 30 is pressed, the earphone 25 and the external microphone 29 and the speaker 6 and the main unit microphone 10 are alternately switched to function.

By the way, the main control unit 40 starts the telephone conversation with the plug 21 of the headset 20 inserted into the earphone jack 16 and then controls the remote control 23 by the user while the speaker 6 and the main unit microphone 10 are functioning.
When the on-hook / off-hook button 28 is depressed and an off-hook (end) command is input, the call is terminated in response to this and the voice codec 49 is switched to the speaker 6 and the main unit microphone 10 by the switch element.
, An earphone 25 and an external microphone 29 are connected.

In practice, the main control unit 40 executes such a switching process of the input and output of the transmission voice signal and the reception voice signal in accordance with a switching process program stored in the internal ROM in advance.

That is, the main control unit 40 becomes operable in response to the end call and pressing the power key in a state where the plug 21 of the headset 20 is not inserted into the earphone jack 16. For example, a case where an incoming call is received during the reproduction of music data using the S.20 will be described. In accordance with a switching processing program similarly transferred from the internal ROM to the internal RAM and developed, the switching processing procedure RT1 shown in FIG. Enter from step SP1, and proceed to the following step SP2.

At step SP2, the main control unit 40
The speaker 6 and the main microphone 1 are connected to the audio codec 49 by a switch element in accordance with the result of the determination that the plug 21 of the headset 20 is not inserted into the earphone jack 16 by the audio codec 49.
0, and the process proceeds to step SP3.

At step SP3, the main control unit 40
Determines whether the end call and the power key have been pressed.

Obtaining a negative result in step SP3 means that the digital portable telephone 1 has the earphone jack 1
6 means that the headset 20 is used for standby for a call, a call between the user and the other party, transmission / reception of an e-mail, and the like without the plug 21 of the headset 20 being inserted. At this time, the main control unit 40 Proceeding to step SP4, it is determined whether or not the plug 21 of the headset 20 has been inserted into the earphone jack 16.

Obtaining a negative result in step SP4 means that the digital portable telephone 1 is used without using the headset 20 because the plug 21 of the headset 20 is not inserted into the earphone jack 16. However, at this time, the main control unit 40 returns to step SP3, and if the end call and the power key are not pressed to turn off, the main control unit 40 proceeds to steps SP4-SP3-SP
Headset 20 by repeating the processing loop of step 4.
Awaits use.

On the other hand, obtaining a positive result in step SP4 means that the headset 2 is connected to the earphone jack 16 in order to listen to music using the headset 20, for example.
0 means that the plug 21 has been recognized in accordance with the judgment result given from the audio codec 49. At this time, the main control unit 40
Proceeding to P5, the earphone 25 and the external microphone 29 are connected to the voice coat tech 49 by a switch element, and the flow proceeds to step SP6.

At step SP6, the main control unit 40
Determines whether plug 21 of headset 20 has been unplugged from earphone jack 16.

Obtaining a negative result in step SP6 means that, for example, the user is listening to the music reproduced from the memory stick 13 using the headset 20, and at this time, the main control unit 40 determines in step SP7
To determine whether the end call and the power key have been pressed.

Obtaining a negative result in step SP7 means, for example, that the user is listening to the music reproduced from the memory stick 13 using the headset 20 as it is, and at this time, the main control unit 40 determines in step S7
Proceeding to P8, it is determined whether there is an incoming call.

Obtaining a negative result in step SP8 means that there is no incoming call at this time. At this time, the main control unit 40 returns from step SP6 to the plug 2 of the headset 20 from the earphone jack 16.
Steps SP8-SP6-SP7 if 1 is not pulled out or if the end call and the power key are pressed and the power is not turned off.
-Wait for an incoming call by repeating the processing loop of SP8.

On the other hand, obtaining a positive result in step SP8 means that, for example, the user has received a call while listening to music using the headset 20, and at this time, the main control unit 40 In step SP9, the user establishes a call between the user and the other party using the headset 20 in response to the user pressing the on-hook / off-hook button 28 of the remote controller 23 or the calling key of the main body 3, and then proceeds to step SP10. It is determined whether or not the call is terminated.

Obtaining a negative result in step SP10 means that there is a possibility that the switching button 30 of the main body 3 is pressed by the user during a call with the other party, and at this time, the main control unit 40 sets the step Proceeding to SP11, it is determined whether or not the switch button 30 has been pressed by the user.

Obtaining a negative result in step SP11 means that the switching button 30 has not been pressed by the user at this time, but the switching button 30 may be pressed by the user before the call is ended. At this time, the main control unit 40 determines at step SP1
After that, the process waits for the switching button 30 to be pressed while repeating the processing loop of steps SP11-SP10-SP11 until the call between the user and the other party ends.

On the other hand, obtaining a positive result in step SP11 means that the user uses the switch button 3 to make a call using the speaker 6 and the main unit microphone 10.
0 means that the main control unit 40
Proceeds to step SP12, and switches the earphone 25 and the external microphone 2 to the audio codec 49 by the switch element.
By connecting the speaker 6 and the main unit microphone 10 in place of 9, the user is made to continue talking with the other party using the speaker 6 and the main unit microphone 10, and the process returns to step SP10.

The main controller 40 thereafter proceeds to steps SP10-SP11- until the user presses the on-hook / off-hook button 28 of the remote controller 23 or the end of the main unit 3 and the power key is pressed to end the call. SP
Each time the switch button 30 is depressed so as to repeat the processing loop of 12-SP10, the speaker 6 and the main microphone 10, the earphone 25 and the external microphone 29
Are alternately and sequentially switched to function.

Thereafter, the main control unit 40 proceeds to step SP1.
0, the on-hook /
When the off-hook button 28 or the end of the main unit 3 and the power key are pressed to end the call and obtain a positive result, the process returns to step SP6, for example, where the music data is reproduced from the memory stick 13 again according to the user's operation. On the other hand, if the plug 21 of the headset 20 is not pulled out from the earphone jack 16 or the end-of-call or the power key is depressed and the power is not turned off, steps SP8 to SP6-S
The processing loop of P7-SP8 is repeated.

Obtaining a positive result in step SP7 means that the user ends the call and presses the power key to turn off, and at this time, the main control unit 40 proceeds to step SP13. Switching procedure RT
1 is ended.

By the way, obtaining an affirmative result in step SP6 means, for example, that the reproduction of the music data using the headset 20 has been completed and the plug 21 of the headset 20 has been pulled out from the earphone jack 16,
At this time, the main control unit 40 returns to step SP2.

Obtaining an affirmative result in step SP3 means that the user ends the call and presses the power key to turn off the power. At this time, the main control unit 40 proceeds to step SP13. Switching procedure RT1
To end.

In the digital mobile phone 1 having the above-described configuration, the switching button 30 is provided on the main body 3, and when the user talks with the plug 21 of the headset 20 inserted into the earphone jack 16, the switching button 30 is used. , The earphone 25 and the external microphone 29 of the headset 20 and the speaker 6 and the main unit microphone 10 of the digital mobile phone 1 are switched to function.

Therefore, in this digital portable telephone 1,
Plug 21 of headset 20 into earphone jack 16
When the user holds the main body 3 and desires to make a call using the speaker 6 and the main body microphone 10 even when the
By simply depressing the switching button 30 without pulling out 1, the user can easily switch from the state in which the earphone 25 and the external microphone 29 of the headset 20 function to the state in which the speaker 6 and the main body microphone 10 function. Can be.

In the digital mobile phone 1, if the plug 21 of the headset 20 is inserted into the earphone jack 16, the speaker 6 and the
When the user desires to use both hands during a telephone conversation using, for example, the user simply presses the switching button 30 and the earphone 25 of the headset 20 and the The external microphone 29 can be easily switched to a functioning state and used.

By the way, like a conventional digital cellular phone, it is necessary to pull out the plug from the earphone jack to make the speaker function instead of the earphone when talking while the earphone plug is inserted into the earphone jack. In such a case, the more frequently the function is switched, the more frequently it is necessary to insert and remove the plug.

On the other hand, according to the present embodiment, earphone 25 and external microphone 29, speaker 6 and main unit microphone 10 are connected when telephone call is performed with plug 21 of headset 20 inserted into earphone jack 16. Since the switching button 30 for switching which of the two functions is to be provided, the wear and the like of the earphone jack 16 and the plug 21 of the headset 20 can be minimized as compared with the conventional digital mobile phone. .

According to the above configuration, the switching button 30 is provided on the main body 3 and the headset 20 is connected to the earphone jack 16.
When a call is made with the earphone 25 and the external microphone 29 functioning when the plug 21 is inserted, the speaker 6 and the main unit microphone 10 function in place of the earphone 25 and the external microphone 29 in response to the pressing operation of the switching button 30. By doing so, it is possible to easily switch from a call using the headset 20 to a call holding the main body 3 without pulling out the plug 21 from the earphone jack 16, thereby realizing a digital mobile phone that can improve usability. can do.

In the above-described embodiment, one of the earphone 25 and the external microphone 29 of the headset 20, and the speaker 6 and the main unit microphone 10 are caused to function according to the pressing operation of the switching button 30. However, the present invention is not limited to this, and the switch button 30 is pressed in a state in which one of the earphone 25 and the external microphone 29, and the speaker 6 and the main unit microphone 10 are functioning. The earphone 25 and the external microphone 29
And the speaker 6 and the body microphone 10 both function, or the earphone 25, the external microphone 29,
The speaker 6 and the main unit microphone 10 may function in an arbitrary combination such as a combination of the external microphone 29 and the speaker 6.

By the way, when a call is made using the headset 20, when the switch button 30 is pressed, for example, the earphone 25 of the headset 20 and the digital cellular phone 1
If the main body microphone 10 is made to function,
Even when the user holds the digital mobile phone 1 as in the case of talking without using the headset 20, the user can talk without removing the earphone 25 from the ear, and the usability can be further improved.

Also, in the above-described embodiment, the main body 3 of the digital mobile phone 1 is switched by a toggle switch so that one of the earphone 25 and the external microphone 29 and the speaker 6 and the main body microphone 10 can function. Although the case where the button 30 is provided has been described, the present invention is not limited to this, and the switching button 30 is provided on the display unit 2 of the digital mobile phone 1 or the remote controller 23 of the headset 20, or the earphone 25 and the external microphone are provided. One or a plurality of switching buttons for causing the 29, the speaker 6 and the main unit microphone 10 to function in any combination may be provided on the main unit 3, the display unit 2, or the remote controller 23 of the headset 20 of the digital mobile phone 1.

In addition, the earphone 25, the external microphone 29, and the speaker are displayed on the predetermined operation screen displayed on the liquid crystal display 7 of the display unit 2 without providing one or a plurality of mechanical switching buttons on the digital portable telephone 1. 6 and an operation button for switching and functioning the body microphone 10 are provided, and the operation button is selected and designated by an operation key or a jog dial, and the earphone 25, the external microphone 29, the speaker 6, and the body microphone 1 are selected.
0 may function arbitrarily.

Further, in the above-described embodiment, a case has been described in which the earphone 25 and the external microphone 29, and the speaker 6 and the main unit microphone 10 are switched to function according to the pressing operation of the switching button 30. However, the present invention is not limited to this, and should function when a call is received while the plug 21 of the headset 20 is inserted into the earphone jack 16 on a predetermined setting screen displayed on the liquid crystal display 7 of the display unit 2. The earphone 25, the external microphone 29, the speaker 6, and / or the main unit microphone 10 may be set in advance, and automatically switch according to the setting when an incoming call is received.

Further, in the above-described embodiment, the switch button is provided from the time when a call is received while plug 21 of headset 20 is inserted into earphone jack 16 until the end of the call corresponding to the call. Although the description has been given of the case where the pressing operation of the headset 20 is accepted, the present invention is not limited to this, and the remote control 23 of the headset 20 allows the user to call the other party. The earphone 25, the external microphone 29, the speaker 6 and / or the main unit microphone 10 can be switched to function while the user is calling and talking to the other party, or the earphone 2 of the headset 20 can be used.
The speaker 6 and the earphone 25 may be arbitrarily switched to function when a predetermined sound such as music is emitted through the speaker 5.

By the way, the earphone 25 of the headset 20
When the speaker 6 and the earphone 25 are arbitrarily switched to function when a predetermined sound such as music is emitted via the, the sound such as the music that the user is listening to with the earphone 25 is output to another earphone. The sound can be easily heard via the speaker 6 without passing it on to a person.

Further, in the above-described embodiment, when there is an incoming call while listening to music using the headset 20, the earphone 25, the external microphone 29, the speaker 6, and / or the main unit microphone 10 are switched to function. However, the present invention is not limited to this, and various other sounds, such as the voice of the other party obtained by playing the recorded message using the headset 20 or a ring melody made by the user, can be used. The earphone 25, the external microphone 29, the speaker 6, and / or the main unit microphone 10 may be switched to function when there is an incoming call while listening to the sound based on the signal.

Further, in the above-described embodiment, a case has been described in which the present invention is applied to the digital mobile phone 1 shown in FIGS. 1 to 5, but the present invention is not limited to this, and the present invention A mobile phone having a function of receiving a radio program and a function of receiving a television broadcast, a transceiver, a Blu-ray receiver, and the like can be used as long as they can transmit an audio signal or take in a transmission audio signal from an external microphone.
PDA (Personal Digital A) to which short-range wireless communication technology such as Bluetooth or a predetermined long-range wireless communication technology is applied.
ssistance) can be widely applied to various other portable wireless terminals.

Further, in the above-described embodiment, the audio codec 49 is applied as a signal transmitting means for transmitting an audio signal to a speaker or transmitting an audio signal from an earphone jack to an earphone via a plug. Although the case has been described, the present invention is not limited to this, and if it is possible to transmit an audio signal to a speaker or to transmit an audio signal from an earphone jack to a earphone via a plug, other various signal transmission means can be widely used. Can be applied.

Further, in the above-described embodiment, when an arbitrary sound signal is transmitted to the speaker and / or the earphone, an arbitrary sound signal or another sound signal is output to the specified speaker and / or the earphone at an arbitrary timing. As described above, the case where the main control unit 40 is applied as the control unit that controls the signal transmission unit so as to transmit the signal has been described.
The present invention is not limited to this, so that any sound signal or another sound signal is sent to a designated speaker and / or earphone at an arbitrary timing when sending any sound signal to a speaker and / or an earphone. As long as the signal transmission means can be controlled, various other control means can be widely applied.

Further, in the above-described embodiment, the transmitting and receiving circuit 51 and the transmitting and receiving means for transmitting the transmitting voice signal of the user's voice as a sound signal and receiving the receiving voice signal of the other party's voice as the audio signal. Although the case where the antenna 5 is applied has been described, the present invention is not limited to this, and transmits a transmission voice signal of a user's voice as a sound signal and receives a reception voice signal of a voice of the other party as an audio signal. If possible, various other transmission / reception means can be widely applied according to the communication method applied to the portable wireless terminal.

Further, in the above-described embodiment, the recording / reproducing unit 4 reproduces the music signal from a predetermined recording medium on which the music signal is recorded as an acoustic signal.
7 has been described, but the present invention is not limited to this. If the music signal can be reproduced from a predetermined recording medium on which a music signal is recorded as an acoustic signal, the recording medium to be used is Various other reproducing means can be widely applied.

Further, in the above-described embodiment, a case has been described where the memory stick 13 is applied as a predetermined recording medium on which a music signal is recorded as an audio signal, but the present invention is not limited to this. Various other recording media such as an internal memory of a portable wireless terminal can be widely applied.

Further, in the above-described embodiment, the transmission designation means for inputting a transmission designation command for designating a speaker and an earphone to which a received audio signal is to be transmitted is provided.
Although the case where the switching button 30 is applied has been described, the present invention is not limited to this, and if a transmission designation command for designating a speaker and an earphone to which a received audio signal is to be transmitted can be input, the display unit 2 Various other transmission designation means such as a predetermined input screen displayed on the liquid crystal display 7, a detection switch for detecting the opening / closing operation of the main body 3 and the display unit 2, and the like can be widely applied.

Further, in the above-described embodiment, a transmission audio signal obtained by collecting a user's voice by the main body microphone is taken in, or an external microphone connected to the plug inserted into the earphone jack together with the earphone is used. Although the case has been described where the audio codec 49 is applied as a signal capturing unit that captures a transmission audio signal obtained by collecting the user's voice, the present invention is not limited to this, and the user's voice can be captured by the main unit microphone. If the transmission audio signal obtained by collecting sound can be captured, or the transmission audio signal obtained by collecting the user's voice by an external microphone connected to the plug inserted into the earphone jack together with the earphone can be captured, Various other signal acquisition means can be widely applied.

Further, in the above-described embodiment, the switching button 30 is applied as a capture designation unit for inputting a capture designation command for designating the main microphone and the external microphone from which the user's voice is to be collected. However, the present invention is not limited to this. The liquid crystal display of the display unit 2 can be used as long as a capture designation command for designating the main microphone and the external microphone from which the user's voice is to be collected can be input. Other various input designating means, such as a predetermined input screen displayed on the display 7 and a detection switch for detecting the opening / closing operation of the main body 3 and the display unit 2 can be widely applied.

[0126]

As described above, according to the present invention, a speaker that emits sound based on a predetermined sound signal and a plug connected to an earphone that emits sound based on the sound signal can be inserted and removed. When an acoustic signal is transmitted to an earphone jack to be inserted, a speaker, or an acoustic signal from the earphone jack to the earphone via a plug, and an arbitrary acoustic signal is transmitted to the speaker and / or the earphone. Control means for controlling a signal transmitting means to transmit an arbitrary sound signal or another acoustic signal to a designated speaker and / or earphone at an arbitrary timing, thereby providing an audio signal to the speaker and / or earphone. Without removing the plug from the earphone jack when sending By switching the emission can send a sound signal, thus it is possible to improve the usability of the portable wireless terminal.

Also, a main unit microphone for collecting a user's voice for a telephone call, an earphone jack into which a plug connected to an external microphone for collecting the user's voice is detachably inserted, and a main unit microphone for the user Capture the transmitted audio signal obtained by collecting the audio of
Or a signal capturing means for capturing a transmission voice signal obtained by collecting the user's voice with an earphone, and collecting the user's voice with an arbitrary main body microphone and / or an external microphone when the plug is inserted into the earphone jack. And control means for controlling the signal capturing means so as to capture the transmission voice signal obtained by the above, so that the user's voice can be communicated via the main unit microphone without having to pull out the plug from the earphone jack. Sound can be collected, and the usability of the portable wireless terminal can be improved.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing an embodiment of an external configuration of a digital mobile phone according to the present invention.

FIG. 2 is a schematic perspective view showing the configuration of the back surface of the main body of the digital mobile phone.

FIG. 3 is a schematic perspective view showing a configuration of a headset.

FIG. 4 is a block diagram showing a circuit configuration of the digital mobile phone.

FIG. 5 is a flowchart illustrating a switching process of input / output of an audio signal.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Digital mobile telephone, 2 ... Display part, 3 ... Main body, 5 ... Antenna, 6 ... Speaker, 10 ... Main body microphone, 16 ... Earphone jack, 20 ... Headset, 21 ... Plug , 25 ... earphones, 29 ...
... an external microphone, 30 ... a switch button, 40 ... a main control unit, 47 ... a recording and reproducing unit, 49 ... an audio codec, 51 ... a transmission / reception circuit unit, RT1 ... a switching processing procedure.

Claims (16)

[Claims] 1. A speaker that emits sound based on a predetermined sound signal, an earphone jack into which a plug connected to an earphone that emits sound based on the sound signal is detachably inserted, and A signal transmitting means for transmitting the acoustic signal or transmitting the acoustic signal from the earphone jack to the earphone via the plug, and transmitting any of the acoustic signals to the speaker and / or the earphone. Controlling means for controlling the signal transmitting means so as to transmit the arbitrary sound signal or another sound signal to the designated speaker and / or the earphone at an arbitrary timing. Wireless terminal. 2. A transmission / reception means for transmitting a transmission voice signal of a user's voice as a voice signal for a telephone call and receiving a reception voice signal of a voice of the other party, and a predetermined sound signal recorded with a music signal as the voice signal. Reproducing means for reproducing the music signal from a recording medium, wherein the control means transmits the music signal reproduced from the recording medium by the reproducing means to the earphone via the signal transmitting means. When there is an incoming call, the signal transmitting means is controlled so that the received voice signal received by the transmitting / receiving means is transmitted to the speaker and the earphone or only the speaker via the signal transmitting means. The portable wireless terminal according to claim 1. 3. A transmission designating means for inputting a transmission designation command for designating the speaker and the earphone to which the reception audio signal is to be transmitted, wherein the control means controls the speaker and / or the earphone to receive the reception audio signal. When the transmission designation command is input via the transmission designation means while the signal or the music signal is being transmitted, the reception audio signal or the music is transmitted to the earphone and / or the speaker according to the transmission designation command. 3. The portable wireless terminal according to claim 2, wherein said signal transmitting means is controlled to transmit a signal. 4. A main body microphone for collecting a user's voice, and the transmission voice signal obtained by collecting the user's voice by the main body microphone, or the plug inserted into the earphone jack. Signal capturing means for capturing the transmission voice signal obtained by collecting the voice of the user by an external microphone connected with the earphone, wherein the control means reproduces from the recording medium by the reproducing means. When there is an incoming call when the music signal is transmitted to the earphone via the signal transmitting means, the voice of the user is obtained by collecting the voice of the user by any of the main unit microphone and / or the external microphone. 4. The apparatus according to claim 3, wherein said signal acquisition means is controlled so as to acquire a transmission audio signal. Portable wireless terminal. 5. An apparatus according to claim 1, further comprising: a capture designation unit for inputting a capture designation command for designating the main microphone and the external microphone from which the voice of the user is to be collected. Means for receiving the transmission audio signal from the main body microphone and / or the external microphone by means, and when the capture designation command is input via the capture designation means, the main body corresponding to the capture designation command The portable wireless terminal according to claim 4, wherein the signal capturing unit is controlled to capture the transmission audio signal from a microphone and / or the external microphone. 6. A portable wireless terminal for transmitting a transmission voice signal of a user's voice for a call and receiving a reception voice signal of a partner's voice, comprising: a main body microphone for collecting the voice of the user; An earphone jack into which a plug connected to an external microphone that collects the user's voice is detachably inserted, and captures the transmission voice signal obtained by collecting the user's voice by the main unit microphone, or A signal capturing unit that captures the transmission voice signal obtained by collecting the voice of the user with the earphone; and when the plug is inserted into the earphone jack, any of the main unit microphone and / or the external microphone So as to capture the transmission voice signal obtained by collecting the voice of the user. Control means for controlling signal acquisition means. 7. A speaker that emits sound based on a predetermined sound signal, and transmits the sound signal or the received voice signal to the speaker, or is connected to the plug inserted into the headphone jack together with the external microphone. Signal transmitting means for transmitting the acoustic signal or the received audio signal to the headphones, wherein the control means determines that there is an incoming call when the acoustic signal is transmitted to the earphone by the signal transmitting means. 7. The portable wireless terminal according to claim 6, wherein the signal capturing unit is controlled to capture the transmission audio signal from any of the main unit microphone and the external microphone. 8. An apparatus according to claim 1, further comprising: a capture designation unit for entering a capture designation command for designating the main microphone and the external microphone from which the voice of the user is to be collected. Means for receiving the transmission audio signal from the main body microphone and / or the external microphone by means, and when the capture designation command is input via the capture designation means, the main body corresponding to the capture designation command The portable wireless terminal according to claim 7, wherein the signal capturing unit is controlled to capture the transmission audio signal from a microphone and / or the external microphone. 9. A speaker provided in a portable wireless terminal,
A transmitting step of transmitting any of the acoustic signals to at least one of an earphone connected to a plug that is removably inserted into an earphone jack provided in the portable wireless terminal; and the speaker and / or A transmission switching step of transmitting the arbitrary sound signal or another sound signal to the speaker and / or the earphone at a given timing from a state in which the sound signal is transmitted to the earphone. Sound transmission method. 10. A reproduction / transmission step of reproducing the music signal from a predetermined recording medium on which a music signal is recorded as the audio signal and transmitting the music signal to the earphone; and transmitting a voice of a user's voice for a call as the audio signal. A transmission / reception step of transmitting a signal and receiving a received voice signal of the other party's voice, wherein the transmission switching step includes the step of receiving an incoming call while transmitting the music signal reproduced from the recording medium to the earphone. 10. The sound transmission method according to claim 9, wherein the receiving audio signal received by the transmission / reception means is transmitted to an arbitrary speaker and / or the earphone. 11. The transmission switching step includes: transmitting the reception audio signal or the music signal to the speaker and / or the earphone, and specifying the speaker and the earphone to which the reception audio signal is to be transmitted. 11. The sound transmission method according to claim 10, wherein, when a designation command is input, the received voice signal or the music signal is transmitted to the earphone and / or the speaker according to the transmission designation command. 12. When there is an incoming call while the music signal reproduced from the recording medium is being transmitted to the earphone, a main unit microphone provided in the portable wireless terminal and the earphone jack inserted into the earphone jack. A signal capturing step of capturing the transmission voice signal obtained by collecting the voice of the user by at least one of an external microphone connected to the plug together with the earphone. The sound transmission method according to claim 11. 13. The signal capturing step specifies the main body microphone and the external microphone from which the user's voice should be collected when the transmission audio signal is captured from the main body microphone and / or the external microphone. 13. The sound transmission method according to claim 12, wherein when a capture designation command is input, the transmission audio signal is captured from the main microphone and / or the external microphone according to the capture designation command. 14. A transmitting / receiving step of transmitting a transmission voice signal of a user's voice for a call by a portable radio terminal and receiving a reception voice signal of a partner's voice, and provided in the portable radio terminal during a call. The sound of the user is collected by at least one of a main body microphone and an external microphone connected to a plug that is detachably inserted into an earphone jack provided in the portable wireless terminal. A signal capturing step of capturing the transmission audio signal obtained. 15. A predetermined acoustic signal is supplied to at least one of a speaker provided in the portable wireless terminal and headphones connected to the plug inserted into the earphone jack together with the external microphone. A signal transmitting step of transmitting the signal, the signal capturing step includes: when the signal transmitting unit transmits the acoustic signal to the earphone when the incoming signal is received, the control unit transmits an arbitrary main body microphone and / or the signal. 15. The sound capturing method according to claim 14, wherein the transmitting voice signal obtained by collecting the voice of the user by an external microphone is captured. 16. The signal capturing step specifies the main body microphone and the external microphone from which the user's voice should be collected when the transmission audio signal is captured from the main body microphone and / or the external microphone. 16. The sound capture method according to claim 15, wherein when a capture designation command is input, the transmission audio signal is captured from the main microphone and / or the external microphone according to the capture designation command.